/* 放index 页面的样式表 */
* {
    margin: 0 auto;
    padding: 0;
    box-sizing: border-box;
}

li {
    list-style: none;
}

a {
    text-decoration: none;
}

.wrapper {
    width: 1600px;
    margin: 0 auto;
}

.shortcut {
    height: 52px;
    background-color: #333;
}

.shortcut .wrapper {
    height: 52px;

}

.shortcut .wrapper ul {
    float: right;
}

.shortcut .wrapper li {
    float: left;
    line-height: 52px;
}

.shortcut .wrapper a {
    padding: 0 16px;
    border-right: 1px solid #666;
    font-size: 14px;

    color: #dcdcdc;
}

.shortcut .wrapper a span {
    display: inline-block;
    width: 11px;
    height: 16px;
    background-image: url(../images/sprites.png);
    background-position: -160px -70px;
    vertical-align: middle;
    margin-right: 5px;

}


.header {
    margin: 10px auto;
    height: 70px;
}
.logo {
    float: left;
    width: 100px;
    height: 70px;

}

.logo h1 {
    width: 100px;
    height: 70px;
}

.logo h1 a {
    display: block;
    width: 120px;
    height: 80px;
    background-image: url(../images/logo.jpeg);
    background-repeat:no-repeat;
    background-size: 120px 80px;
    /* 让 h1 里面的字看不见  */
    font-size: 0;
}

.nav {
    float: left;
    height: 70px;
    margin-left: 40px;

}


.nav li {
    float: left;
    margin-right: 50px;
    line-height: 70px;
    font-size: 16px;
    font-weight: bold;
    color: #333;


}

.nav li a:hover {
    color: orange;
    border-bottom: 1px solid red;

}

.nav li a {
    padding-bottom: 10px;
}

.search {
    position: relative;
    float: left;
    margin-left: 750px;
    width: 170px;
    height: 30px;
    border-bottom: 2px solid #e7e7e7;
    margin-top: 24px;
}

.search input {
    width: 170px;
    height: 28px;
    padding-left: 30px;

}

.search input ::placeholder {
    /* 设置placeholder的属性  */
    color: #ccc;
    font-size: 14px;
}

.search span {
    position: absolute;
    left: 3px;
    top: 1px;
    display: inline-block;
    width: 18px;
    height: 18px;
    background-image: url(../images/sprites.png);
    background-position: -80px -68px;
}

.banner {
    height: 500px;
    width: 1600px;
    background-color: #f5f5f5;
}

.banner .wrapper {
    width: 1600px;
    position: relative;
}
.banner .wrapper img {
    float: left;
    height: 500px;
    width: 1480px;
    box-sizing: border-box;

}

.banner .aside {
    float: left;
    width: 120px;
    height: 500px;
    background-color: slateblue;

}

.banner .aside li {
    height: 50px;
    width: 120px;
    line-height: 50px;
}

.banner .aside a {

    font-size: 17px;
    padding-left: 15px;
    padding-right: 15px;
    color: white;
    display: block;
    height: 50px;
    width: 120px;
    background-color: slateblue;

}

.banner .aside a:hover {
    background-color: red;
}

.banner .aside a::after {
    position: absolute;
    right: 10px;
    top: 20px;

    content: '';
    width: 6px;
    height: 11px;
    background-image: url(../images/sprites.png);
    background-position: -80px -110px;
}

#wrapper {
    width: 1480px;
    height: 500px;
    position: relative;
    overflow: hidden;
}

#wrapper ul {
    width: 600%;
    margin: 0;
    padding: 0;
    position: absolute;
}

#wrapper ul li {
    float: left;
}

.prev,
.next {

    position: absolute;
    top: 250px;
    width: 45px;
    height: 45px;
    background-image: url(../images/sprites.png);
    background-color: rgba(0, 0, 0, .8);
    border-radius: 50%;
    /* 隐藏 */
    display: none;
    z-index: 5;
}

.prev {
    left: 20px;
    background-position: 14px -60px;
}

.next {
    right: 20px;
    background-position: -23px -60px;
}

.banner ol {
    position: absolute;
    height: 10px;
    left: 555px;
    top: 470px;
}

.banner ol li {
    float: left;
    height: 15px;
    width: 15px;
    margin-right: 24px;
    background-color: white;
    border-radius: 50px;
    cursor: pointer;
}

.banner ol .current {
    background-color: yellow;
}

.footer {
    height: 180px;
    background-color: #333;
}

.footer .wrapper {
    width: 1400px;
}

.footer .wrapper .top {
    height: 100px;
    padding-left: 135px;
    margin-top: 10px;
}

.footer .top li {

    line-height: 30px;
    font-size: 20px;
    margin-right: 30px;
}
.footer .top li span {
    font-size: 15px;
    color: #fff;
    margin-left: 70px;

}

.footer .bottom {
    border-bottom: 2px solid #434343;
    padding-top: 20px;
    margin-top: 20px;
    text-align: center;
    font-size: 10px;
    color: #999;
}

.footer .bottom a {
    font-size: 20px;
    color: #999;
}